American International Gemologists (AIG) is located in the Newbury Park area of Thousand Oaks California. Our offices & laboratory have been serving Southern California for nineteen (19) years. AIG is one of the oldest gemological laboratory and appraisal facility in Los Angeles area, and one of the leading gemological institutions worldwide. Founded in 1987, we provide diamond-grading reports, colored gemstone identification reports plus jewelry and wristwatch appraisals for our customers. By appointment we offer a "While you Watch, While you Wait" service. #aiglabs.com, #aig labs appraisal, #AIG Appraisal.